Edge Filters

Delta Optical Thin Film’s edge filters feature high transmission band and steep edges.

Edge filters are divided into:
LP — Long-Wave Pass
SP — Short-Wave Pass

Delta Optical Thin Film’s edge filter features:

  • Ultra-Hard-Coated filters.
  • Scratch/Dig Optical Surface Specifications 60/40 (TopPrideTM), else 80/50.
  • Standard dimension is Ø25 mm (with ring) — other dimensions on request.
  • The data sheets show typical transmission curves for unpolarised light and an AOI=0°.

If you need further information, please contact us. We can also develop your custom specific edge filter.

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